Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | D-CAP2™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.76V |
| Voltage-Output(Max) | 7V |
| Current-Output | 3A |
| Frequency-Switching | 650kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-8 |
Обзор
Description
The TPS563219ADDFR is a high-efficiency synchronous buck converter from Texas Instruments, designed for applications requiring compact size and low power consumption. It operates with an input voltage range of 4.5V to 17V and provides a fixed output voltage of 3.3V, delivering up to 3A of continuous output current. The device features a 580kHz switching frequency, enabling the use of smaller inductors and capacitors, contributing to a reduced overall footprint.
Key features include built-in soft start, current mode control, and thermal shutdown for enhanced reliability and performance. Its DDF package helps in efficient heat dissipation and supports space-constrained designs. The TPS563219ADDFR is suitable for use in a variety of applications, such as point-of-load conversions, consumer electronics, networking equipment, and industrial applications.
The device is known for its ease of use, requiring minimal external components to achieve a complete design, making it a popular choice for engineers looking to optimize power delivery and efficiency in their projects.
Key features include built-in soft start, current mode control, and thermal shutdown for enhanced reliability and performance. Its DDF package helps in efficient heat dissipation and supports space-constrained designs. The TPS563219ADDFR is suitable for use in a variety of applications, such as point-of-load conversions, consumer electronics, networking equipment, and industrial applications.
The device is known for its ease of use, requiring minimal external components to achieve a complete design, making it a popular choice for engineers looking to optimize power delivery and efficiency in their projects.
Equivalent
Equivalent products to the TPS563219ADDFR, a DC-DC converter from Texas Instruments, include:
1. LMR33630 by Texas Instruments - A 36V, 3A synchronous step-down converter.
2. MP2338 by Monolithic Power Systems - A 55V, 3A synchronous step-down converter.
3. LT8609 by Analog Devices - A 42V, 2A synchronous step-down regulator.
4. Richtek RT6208 - A 36V, 3A synchronous step-down converter.
These alternatives offer similar voltage and current ratings for comparable applications.
1. LMR33630 by Texas Instruments - A 36V, 3A synchronous step-down converter.
2. MP2338 by Monolithic Power Systems - A 55V, 3A synchronous step-down converter.
3. LT8609 by Analog Devices - A 42V, 2A synchronous step-down regulator.
4. Richtek RT6208 - A 36V, 3A synchronous step-down converter.
These alternatives offer similar voltage and current ratings for comparable applications.
Features
The TPS563219ADDFR is a high-performance synchronous buck converter designed by Texas Instruments. Key features include:
1. Input Voltage Range: It supports a wide input voltage range from 4.2 V to 17 V, making it versatile for various applications.
2. Output Current: This converter can deliver up to 3 A of continuous output current.
3. Efficiency: The device provides high efficiency across the load range due to its synchronous rectification.
4. Switching Frequency: It operates at a fixed frequency of 580 kHz, optimizing the balance between efficiency and component size.
5. Soft Start: Features an internal soft-start time of 1 ms to prevent inrush current during startup.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance device reliability.
7. Thermal Performance: Available in a 6-pin SOT package, it aids in dissipating heat effectively.
8. Low Ripple: Designed to achieve low output voltage ripple and low noise.
9. Applications: Ideal for use in consumer electronics, industrial applications, and distributed power systems.
These features make the TPS563219ADDFR an efficient solution for power management in compact designs.
1. Input Voltage Range: It supports a wide input voltage range from 4.2 V to 17 V, making it versatile for various applications.
2. Output Current: This converter can deliver up to 3 A of continuous output current.
3. Efficiency: The device provides high efficiency across the load range due to its synchronous rectification.
4. Switching Frequency: It operates at a fixed frequency of 580 kHz, optimizing the balance between efficiency and component size.
5. Soft Start: Features an internal soft-start time of 1 ms to prevent inrush current during startup.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance device reliability.
7. Thermal Performance: Available in a 6-pin SOT package, it aids in dissipating heat effectively.
8. Low Ripple: Designed to achieve low output voltage ripple and low noise.
9. Applications: Ideal for use in consumer electronics, industrial applications, and distributed power systems.
These features make the TPS563219ADDFR an efficient solution for power management in compact designs.
Pinout
The TPS563219ADDFR is a 6-pin SOT package (DDPAK/TO-252) step-down (buck) converter by Texas Instruments. This device is designed for applications requiring efficient voltage regulation. Here is a concise overview of its pins and functions:
1. VIN (Pin 1): Input voltage supply pin. Connect this pin to the input voltage source.
2. SW (Pin 2): Switching node pin. Connect this pin to the inductor and catch diode.
3. GND (Pin 3): Ground pin. Connect this pin to the system ground.
4. FB (Pin 4): Feedback pin. This pin is used to set the output voltage through a resistor divider connected to the output.
5. EN (Pin 5): Enable pin. This pin enables or disables the device. Pulling it high enables the device, while pulling it low disables it.
6. BOOT (Pin 6): Bootstrap pin. This pin provides a gate drive voltage for the high-side MOSFET.
This configuration allows the TPS563219ADDFR to efficiently convert a higher input voltage to a lower output voltage suitable for various electronic applications.
1. VIN (Pin 1): Input voltage supply pin. Connect this pin to the input voltage source.
2. SW (Pin 2): Switching node pin. Connect this pin to the inductor and catch diode.
3. GND (Pin 3): Ground pin. Connect this pin to the system ground.
4. FB (Pin 4): Feedback pin. This pin is used to set the output voltage through a resistor divider connected to the output.
5. EN (Pin 5): Enable pin. This pin enables or disables the device. Pulling it high enables the device, while pulling it low disables it.
6. BOOT (Pin 6): Bootstrap pin. This pin provides a gate drive voltage for the high-side MOSFET.
This configuration allows the TPS563219ADDFR to efficiently convert a higher input voltage to a lower output voltage suitable for various electronic applications.
Manufacturer
The TPS563219ADDFR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. The company is well-known for its analog chips and embedded processors, which are used in a wide range of applications, including industrial, automotive, personal electronics, and communications equipment. TI is one of the largest semiconductor companies in the world and is recognized for its focus on innovation and development in the electronics industry.
Application
The TPS563219ADDFR is a DC-DC buck converter used primarily in power management applications. It is suitable for a variety of fields such as telecommunications, industrial automation, computing, and consumer electronics. Its key applications include powering microprocessors, FPGAs, ASICs, and other digital ICs in these systems. It is favored for its efficiency in converting higher input voltages to lower output voltages, making it ideal for battery-powered devices and systems requiring efficient thermal performance. Additionally, its compact size and high switching frequency support space-constrained designs.
Package
The TPS563219ADDFR is packaged in a 6-pin SOT-563 (also known as DDF) package. This compact package type is designed for applications requiring a small footprint and typically supports surface-mount applications in power management circuits.
